Home / 1,930,161,630.78-2,893,920,698.09-982,926,145.33

Finding the Fourth Proportional to 1,930,161,630.78, 2,893,920,698.09 and 982,926,145.33

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Solution

The fourth proportional to 1,930,161,630.78, 2,893,920,698.09 and 982,926,145.33 is: 1,473,716,123.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,930,161,630.78 : 2,893,920,698.09 = 982,926,145.33 : x
  2. Step 2: Convert to fraction form
    1,930,161,630.78/2,893,920,698.09 = 982,926,145.33/x
  3. Step 3: Cross multiply
    1,930,161,630.78x = 2,893,920,698.09 × 982,926,145.33
  4. Step 4: Simplify right side
    1,930,161,630.78x = 2,844,510,316,659,372,544
  5. Step 5: Solve for x
    x = 2,844,510,316,659,372,544/1,930,161,630.78
  6. Step 6: Final answer
    x = 1,473,716,123.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.